/ Dictionary / Index C cholecystostomy: Meaning and Definition of Find definitions for: cho•le•cys•tos•to•my Pronunciation: (kō"lu-si-stos'tu-mē, kol"u-), [key] — pl. -mies. formation of an opening through the abdominal wall into the gallbladder, usually done for drainage and to remove gallstones. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cholecystokinin cholecystotomy Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language